*Lactobacillus* dominates the female urogenital system in the vagina. This microbiota is established after birth. These bacteria are important for pH level maintenance and defense against bacterial disease. 

Normal Microbiota of the Urogenital System for Femaies

The genus *Lactobacillus* has many fermenting bacteria that ferment sugars to lactic acid. 

University of Wisconsin - Madison

Lactobacillales is a low G+C gram positive bacteria that have bacilli and cocci bacteria: 
- *Lactobacillus*
- *Leuconostoc*
- *Enterococcus*
- *Streptococcus*

Lactobacillales 

https://openstax.org/details/books/microbiology/

Microbiology covers the scope and sequence requirements for a single-semester microbiology course for non-majors. The book presents the core concepts of microbiology with a focus on applications for careers in allied health. The pedagogical features of the text make the material interesting and accessible while maintaining the career-application focus and scientific rigor inherent in the subject matter. Microbiology’s art program enhances students’ understanding of concepts through clear and effective illustrations, diagrams, and photographs.

Microbiology is produced through a collaborative publishing agreement between OpenStax and the American Society for Microbiology Press. The book aligns with the curriculum guidelines of the American Society for Microbiology.

OpenStax Microbiology Textbook

*Lactobacillus*

*Leuconostoc* is a genus of fermenting bacteria that are important in industry to make fermented foods like kefir and sauerkraut.

*Leuconostoc*

The *Enterococcus* bacterial genus contains aerotolerant anaerobes. They are prevalent in the human microbiota and can cause urinary tract infections. 

*Enterococcus*

Streptococcus is a chain of cocci cells. It is also a diverse genus of bacteria that are further classified on which molecules they produce that can cause an immune response.

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